IT1112869B - Sistema di raffreddamento di fascia di turbina - Google Patents

Sistema di raffreddamento di fascia di turbina

Info

Publication number
IT1112869B
IT1112869B IT22006/79A IT2200679A IT1112869B IT 1112869 B IT1112869 B IT 1112869B IT 22006/79 A IT22006/79 A IT 22006/79A IT 2200679 A IT2200679 A IT 2200679A IT 1112869 B IT1112869 B IT 1112869B
Authority
IT
Italy
Prior art keywords
cooling system
band cooling
turbine band
turbine
cooling
Prior art date
Application number
IT22006/79A
Other languages
English (en)
Italian (it)
Other versions
IT7922006A0 (it
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of IT7922006A0 publication Critical patent/IT7922006A0/it
Application granted granted Critical
Publication of IT1112869B publication Critical patent/IT1112869B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
IT22006/79A 1978-04-20 1979-04-19 Sistema di raffreddamento di fascia di turbina IT1112869B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/898,061 US4187054A (en) 1978-04-20 1978-04-20 Turbine band cooling system

Publications (2)

Publication Number Publication Date
IT7922006A0 IT7922006A0 (it) 1979-04-19
IT1112869B true IT1112869B (it) 1986-01-20

Family

ID=25408877

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22006/79A IT1112869B (it) 1978-04-20 1979-04-19 Sistema di raffreddamento di fascia di turbina

Country Status (7)

Country Link
US (1) US4187054A (de)
JP (1) JPS54148916A (de)
CA (1) CA1116094A (de)
DE (1) DE2913987A1 (de)
FR (1) FR2423639B1 (de)
GB (1) GB2019503B (de)
IT (1) IT1112869B (de)

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US4332133A (en) * 1979-11-14 1982-06-01 United Technologies Corporation Compressor bleed system for cooling and clearance control
WO1982001033A1 (en) * 1980-09-24 1982-04-01 K Karstensen Turbine cooling system
US4526226A (en) * 1981-08-31 1985-07-02 General Electric Company Multiple-impingement cooled structure
US4796423A (en) * 1983-12-19 1989-01-10 General Electric Company Sheet metal panel
US4573315A (en) * 1984-05-15 1986-03-04 A/S Kongsberg Vapenfabrikk Low pressure loss, convectively gas-cooled inlet manifold for high temperature radial turbine
US4674955A (en) * 1984-12-21 1987-06-23 The Garrett Corporation Radial inboard preswirl system
US4759688A (en) * 1986-12-16 1988-07-26 Allied-Signal Inc. Cooling flow side entry for cooled turbine blading
GB8724537D0 (en) * 1987-10-20 1987-11-25 Rolls Royce Plc Interturbine duct
US4834613A (en) * 1988-02-26 1989-05-30 United Technologies Corporation Radially constrained variable vane shroud
US5197852A (en) * 1990-05-31 1993-03-30 General Electric Company Nozzle band overhang cooling
US5160241A (en) * 1991-09-09 1992-11-03 General Electric Company Multi-port air channeling assembly
DE4213678A1 (de) * 1992-04-25 1993-10-28 Asea Brown Boveri Axialdurchströmte Abgasturboladerturbine
US5252026A (en) * 1993-01-12 1993-10-12 General Electric Company Gas turbine engine nozzle
US5273397A (en) * 1993-01-13 1993-12-28 General Electric Company Turbine casing and radiation shield
GB9305010D0 (en) * 1993-03-11 1993-04-28 Rolls Royce Plc A cooled turbine nozzle assembly and a method of calculating the diameters of cooling holes for use in such an assembly
US5759012A (en) * 1996-12-13 1998-06-02 Caterpillar Inc. Turbine disc ingress prevention method and apparatus
US6227798B1 (en) 1999-11-30 2001-05-08 General Electric Company Turbine nozzle segment band cooling
ITTO20010704A1 (it) * 2001-07-18 2003-01-18 Fiatavio Spa Paletta a doppia parete per una turbina, particolarmente per applicazioni aeronautiche.
FR2851287B1 (fr) * 2003-02-14 2006-12-01 Snecma Moteurs Plate-forme annulaire de distributeur d'une turbine basse pression de turbomachine
FR2851288B1 (fr) * 2003-02-14 2006-07-28 Snecma Moteurs Dispositif de refroidissement de disques de turbines
US6929445B2 (en) * 2003-10-22 2005-08-16 General Electric Company Split flow turbine nozzle
US7238008B2 (en) * 2004-05-28 2007-07-03 General Electric Company Turbine blade retainer seal
US7007488B2 (en) * 2004-07-06 2006-03-07 General Electric Company Modulated flow turbine nozzle
US7121793B2 (en) * 2004-09-09 2006-10-17 General Electric Company Undercut flange turbine nozzle
US7415827B2 (en) * 2005-05-18 2008-08-26 United Technologies Corporation Arrangement for controlling fluid jets injected into a fluid stream
US7588412B2 (en) * 2005-07-28 2009-09-15 General Electric Company Cooled shroud assembly and method of cooling a shroud
US7377743B2 (en) * 2005-12-19 2008-05-27 General Electric Company Countercooled turbine nozzle
US7857580B1 (en) * 2006-09-15 2010-12-28 Florida Turbine Technologies, Inc. Turbine vane with end-wall leading edge cooling
US7578653B2 (en) 2006-12-19 2009-08-25 General Electric Company Ovate band turbine stage
US20080145208A1 (en) * 2006-12-19 2008-06-19 General Electric Company Bullnose seal turbine stage
GB0708459D0 (en) * 2007-05-02 2007-06-06 Rolls Royce Plc A temperature controlling arrangement
US8100633B2 (en) 2008-03-11 2012-01-24 United Technologies Corp. Cooling air manifold splash plates and gas turbines engine systems involving such splash plates
EP2300686B1 (de) * 2008-05-26 2013-08-07 Alstom Technology Ltd Gasturbine mit einer leitschaufel
US8206101B2 (en) * 2008-06-16 2012-06-26 General Electric Company Windward cooled turbine nozzle
US8133015B2 (en) * 2008-09-30 2012-03-13 General Electric Company Turbine nozzle for a gas turbine engine
US8382436B2 (en) * 2009-01-06 2013-02-26 General Electric Company Non-integral turbine blade platforms and systems
US8262345B2 (en) * 2009-02-06 2012-09-11 General Electric Company Ceramic matrix composite turbine engine
US8292573B2 (en) * 2009-04-21 2012-10-23 General Electric Company Flange cooled turbine nozzle
US8668445B2 (en) 2010-10-15 2014-03-11 General Electric Company Variable turbine nozzle system
US9133724B2 (en) 2012-01-09 2015-09-15 General Electric Company Turbomachine component including a cover plate
US9011079B2 (en) * 2012-01-09 2015-04-21 General Electric Company Turbine nozzle compartmentalized cooling system
US9039350B2 (en) 2012-01-09 2015-05-26 General Electric Company Impingement cooling system for use with contoured surfaces
US8864445B2 (en) 2012-01-09 2014-10-21 General Electric Company Turbine nozzle assembly methods
US8944751B2 (en) 2012-01-09 2015-02-03 General Electric Company Turbine nozzle cooling assembly
US9011078B2 (en) 2012-01-09 2015-04-21 General Electric Company Turbine vane seal carrier with slots for cooling and assembly
US9631517B2 (en) 2012-12-29 2017-04-25 United Technologies Corporation Multi-piece fairing for monolithic turbine exhaust case
US10132191B2 (en) * 2013-08-21 2018-11-20 United Technologies Corporation Variable area turbine arrangement with secondary flow modulation
JP6399894B2 (ja) * 2014-10-29 2018-10-03 三菱日立パワーシステムズ株式会社 排気装置及びガスタービン
US10392950B2 (en) 2015-05-07 2019-08-27 General Electric Company Turbine band anti-chording flanges
WO2017017378A1 (fr) * 2015-07-30 2017-02-02 Safran Aircraft Engines Systeme d'antigivrage d'une aube de turbomachine.
FR3048017B1 (fr) * 2016-02-24 2019-05-31 Safran Aircraft Engines Redresseur pour compresseur de turbomachine d'aeronef, comprenant des orifices de prelevement d'air de forme etiree selon la direction circonferentielle
US10895167B2 (en) * 2017-05-30 2021-01-19 Raytheon Technologies Corporation Metering hole geometry for cooling holes in gas turbine engine
FR3072711B1 (fr) * 2017-10-19 2021-07-16 Safran Aircraft Engines Element de repartition d'un fluide de refroidissement et ensemble d'anneau de turbine associe
FR3086339B1 (fr) * 2018-09-20 2021-01-15 Safran Aircraft Engines Carter inter-turbine de turboreacteur muni d'un circuit de refroidissement et de ventilation
FR3096723B1 (fr) * 2019-05-29 2022-03-25 Safran Helicopter Engines Anneau d’etancheite pour une roue de turbine de turbomachine
FR3098238B1 (fr) * 2019-07-04 2021-06-18 Safran Aircraft Engines dispositif de refroidissement amélioré d’anneau de turbine d’aéronef

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3529903A (en) * 1968-11-29 1970-09-22 Westinghouse Electric Corp Nozzle blade structure
US3558237A (en) * 1969-06-25 1971-01-26 Gen Motors Corp Variable turbine nozzles
BE755567A (fr) * 1969-12-01 1971-02-15 Gen Electric Structure d'aube fixe, pour moteur a turbines a gaz et arrangement de reglage de temperature associe
US3825364A (en) * 1972-06-09 1974-07-23 Gen Electric Porous abradable turbine shroud
US3800864A (en) * 1972-09-05 1974-04-02 Gen Electric Pin-fin cooling system
US3844343A (en) * 1973-02-02 1974-10-29 Gen Electric Impingement-convective cooling system
US3972181A (en) * 1974-03-08 1976-08-03 United Technologies Corporation Turbine cooling air regulation
GB1519590A (en) * 1974-11-11 1978-08-02 Rolls Royce Gas turbine engine
DE2810240C2 (de) * 1978-03-09 1985-09-26 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Verstelleitgitter für axial durchströmte Turbinen, insbesondere Hochdruckturbinen von Gasturbinentriebwerken

Also Published As

Publication number Publication date
GB2019503B (en) 1982-08-04
US4187054A (en) 1980-02-05
JPS623298B2 (de) 1987-01-24
FR2423639B1 (fr) 1986-03-14
GB2019503A (en) 1979-10-31
DE2913987C2 (de) 1987-07-16
IT7922006A0 (it) 1979-04-19
DE2913987A1 (de) 1979-10-25
JPS54148916A (en) 1979-11-21
FR2423639A1 (fr) 1979-11-16
CA1116094A (en) 1982-01-12

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